Find the function value.Find P(-2): P(x) = -3x3 - 9x2 + 2x - 9
A. 4
B. 55
C. -25
D. -65
Answer: C
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Let x represent the unknown, and write an equation for the sentence. Do not solve. If 3 times a number is added to -9, the result is equal to 12 times the number.
A. 4x + (-9) = 12x B. 12(3x - 9) = -9 C. 15x - 12x = 9 D. 3x + (-9) = 12x
Solve the problem.The shape of a barbecue pit is like a parallelogram with height of 42 inches and a base of 18 inches. It costs $0.70 per square foot to fill the pit with charcoals. What is the total cost?
A. $529.2 B. $14.70 C. $44.10 D. $3.68
Find fractional notation for the ratio. You need not simplify.In this right triangle, find the ratios of shortest length to longest length and of longest length to shortest length.
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Factor completely. If the polynomial cannot be factored, write "prime."x2 - x - 54
A. (x - 6)(x + 9) B. (x - 54)(x + 1) C. (x + 6)(x - 9) D. Prime